Product Description Zinc hydroxide Other Details Molecular Formula: H2O2Zn Molecular Weight: 99.4 CAS Number: 20427-58-1 Minimum Purity: 0.98 UN Number: 0 Dangerous Goods Class: 0 Packing Group: 0 Storage Temperature: 0 Sizes 1: 1g Leadtime:20 Days Sizes 2: 5g Leadtime:20 Days Sizes 3: 25g Leadtime:20 Days